[INFO] cloning repository https://github.com/marony/raft-on-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marony/raft-on-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarony%2Fraft-on-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarony%2Fraft-on-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e069a7b41fbe41289bea86c7b62b10b2a3761e58
[INFO] documenting marony/raft-on-rust against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarony%2Fraft-on-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marony/raft-on-rust on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marony/raft-on-rust
[INFO] finished tweaking git repo https://github.com/marony/raft-on-rust
[INFO] tweaked toml for git repo https://github.com/marony/raft-on-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/marony/raft-on-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7029f8665c3f772b9e55c02bd0f249ced6e2094f80afe46328d1b26ac2c4c7b
[INFO] running `Command { std: "docker" "start" "-a" "f7029f8665c3f772b9e55c02bd0f249ced6e2094f80afe46328d1b26ac2c4c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7029f8665c3f772b9e55c02bd0f249ced6e2094f80afe46328d1b26ac2c4c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7029f8665c3f772b9e55c02bd0f249ced6e2094f80afe46328d1b26ac2c4c7b", kill_on_drop: false }`
[INFO] [stdout] f7029f8665c3f772b9e55c02bd0f249ced6e2094f80afe46328d1b26ac2c4c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a7eb356d2bc85dfaad9bc8cf6fa989d52ecd664cf44dc688bc934d108c3a157
[INFO] running `Command { std: "docker" "start" "-a" "6a7eb356d2bc85dfaad9bc8cf6fa989d52ecd664cf44dc688bc934d108c3a157", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr]  Documenting raft-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]   --> src/raft/receiver.rs:26:54
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn on_receive(&self, message: &message::Message, &address: &SocketAddr) -> (bool, Option<entity::Role>);
[INFO] [stdout]    |                                                      ^^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `raft-rust`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name raft_rust src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-c331e71b8940537d.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-39bcd9f7818cc20b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-00f33a833df8af71.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-b6f0babd069183da.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "6a7eb356d2bc85dfaad9bc8cf6fa989d52ecd664cf44dc688bc934d108c3a157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7eb356d2bc85dfaad9bc8cf6fa989d52ecd664cf44dc688bc934d108c3a157", kill_on_drop: false }`
[INFO] [stdout] 6a7eb356d2bc85dfaad9bc8cf6fa989d52ecd664cf44dc688bc934d108c3a157